Ancient Coin Review 07 : Sultan Abdul Jalil Shah III - Johor Sultanate ( 1623-1677CE)

This is a gold coin from Sultan Abdul Jalil Shah III era. He became the ruler of Johor Empire in 1623CE.

Octagonal gold coin ( kupang ) under the rule of Johor Sultan Abdul Jalil Shah III ( 1623 - 1677 CE).
Obv: Sultan Abdul Jalil Shah
Rev: Khalifatul Mukmin
Weight : 0.64 gm
Dim : 13mm
Rarity : common ( ref SS14)